Segment of a wearable device



FIG. 1 is a rear, left perspective view of a segment of a wearable device showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The even-dash broken lines constituting a portion of the wearable device form no part of the claimed design.

Dot-dash broken lines showing of a part of the wearable device define the boundaries of the claimed design and form no part of the claimed design. 

CLAIM The ornamental design for a segment of a wearable device, as shown and described. 